Self centering vise



FIG. 1 is a perspective view of a self centering vise showing my new design;

FIG. 2 is a front elevation view of the self centering vise;

FIG. 3 is a rear elevation view of the self centering vise;

FIG. 4 is a top plan view of the self centering vise;

FIG. 5 is a bottom plan view of the self centering vise;

FIG. 6 is a right side elevation view of the self centering vise; and,

FIG. 7 is a left side elevation view of the self centering vise.

The broken line showing of portions of the self centering vise in FIGS. 5 and 7 is included for the purpose of illustrating environment and forms no part of the claimed design. 

CLAIM The ornamental design for a self centering vise, as shown and described. 